US2033437A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Compressor
Assignee: Bendix Westinghouse Automotive Air Brake Co
•
Filing: 1932-02-19
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Granted: 1936-03-10
•
Expires: 1952-02-19
Abstract
No abstract record available.
Inventors
- 👤 Joseph C Mccune
- 👤 Jr Stephen Johnson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 22:23
CPC Classifications
F; F04; F04B; F04B39/00; F04B39/02; F04B39/0284; F04B39/0292; F04B27/00; F04B27/005; F04B49/00; F04B49/16; F04B7/00; F04B7/04; Y; Y10; Y10T; Y10T74/00; Y10T74/21; Y10T74/2173; Y10T74/2185
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1939-03-10 | 1939-09-09 | 1940-03-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1943-03-10 | 1943-09-09 | 1944-03-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1947-03-10 | 1947-09-09 | 1948-03-10 | $7700.00 | Window Closed / Lapsed |